. >> koch served three terms and laid the foundation for what the city is today. low crimes, more affordable housing. his popularity slipped in the third term. koch's critics accused him of being slow responding to the aids crisis, a corruption scandal affected his. >> god gave me a really good hand to play over my 88 years. i have no regrets. >> koch acted as a judge on the people's court, hosted a radio show. his supporters even asked him to run again in 1993. >> i said no. the people threw me out and now the people must be punished. >> koch's personal life remained private. he never married. film maker just directed a documentary about the mayor. >> what is more poignant is not that he was gay or straight, he was alone. he never had a live time companion. >> koch will be buried in new york. he was the son of 308 lish jewish immigrant. his headstone will invoke his faith. my father is jewish, my mother is jewish, i am jewish. ed koch was 88. >> you just saw a little bit of piers morgan's conversation with koch in the last few weeks. tonight at 9:00 p.m. eastern,